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DNSViz: A DNS visualization tool

gsa.gov

DNSSEC options (hide)
  1. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (7)
  • gsa.gov/A
  • gsa.gov/AAAA
  • gsa.gov/MX
  • gsa.gov/NS
  • gsa.gov/NSEC3PARAM
  • gsa.gov/SOA
  • gsa.gov/TXT
Secure (1)
  • gov/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Insecure (3)
  • gsa.gov/DNSKEY (alg 8, id 36810)
  • gsa.gov/DNSKEY (alg 8, id 50486)
  • gsa.gov/DNSKEY (alg 8, id 60778)
Secure (7)
  • ./DNSKEY (alg 8, id 11019)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 60955)
  • NSEC3 proving non-existence of gsa.gov/DS
  • gov/DNSKEY (alg 8, id 50011)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

Insecure (1)
  • gov to gsa.gov
Secure (1)
  • . to gov

NoticesNotices

Errors (35)
  • NSEC3 proving non-existence of gsa.gov/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of gsa.gov/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
  • gsa.gov/A: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (13.248.144.182, 76.223.24.135, UDP_-_NOEDNS_)
  • gsa.gov/AAAA: DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (13.248.142.184, UDP_-_NOEDNS_)
  • gsa.gov/AAAA: The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (13.248.142.184, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/AAAA: The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (13.248.142.184, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/AAAA: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (76.223.9.162, UDP_-_NOEDNS_)
  • gsa.gov/DNSKEY (alg 8, id 36810): DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (13.248.149.147, 76.223.9.162, UDP_-_NOEDNS_)
  • gsa.gov/DNSKEY (alg 8, id 36810): The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (13.248.149.147, 76.223.9.162, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/DNSKEY (alg 8, id 36810): The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (13.248.149.147, 76.223.9.162, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/DNSKEY (alg 8, id 50486): DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (13.248.149.147, 76.223.9.162, UDP_-_NOEDNS_)
  • gsa.gov/DNSKEY (alg 8, id 50486): The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (13.248.149.147, 76.223.9.162, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/DNSKEY (alg 8, id 50486): The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (13.248.149.147, 76.223.9.162, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/DNSKEY (alg 8, id 60778): DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (13.248.149.147, 76.223.9.162, UDP_-_NOEDNS_)
  • gsa.gov/DNSKEY (alg 8, id 60778): The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (13.248.149.147, 76.223.9.162, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/DNSKEY (alg 8, id 60778): The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (13.248.149.147, 76.223.9.162, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/DNSKEY: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (13.248.142.184, 76.223.9.162, UDP_-_EDNS0_512_D_KN)
  • gsa.gov/MX: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (13.248.142.184, 13.248.144.182, 13.248.149.147, 76.223.24.135, UDP_-_EDNS0_512_D_KN, UDP_-_NOEDNS_)
  • gsa.gov/NS: DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (13.248.144.182, UDP_-_NOEDNS_)
  • gsa.gov/NS: The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (13.248.144.182, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/NS: The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (13.248.144.182, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/NSEC3PARAM: DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (76.223.9.162, UDP_-_NOEDNS_)
  • gsa.gov/NSEC3PARAM: The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (76.223.9.162, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/NSEC3PARAM: The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (76.223.9.162, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/SOA: DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (13.248.142.184, 76.223.9.162, UDP_-_NOEDNS__0x20)
  • gsa.gov/SOA: The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (13.248.142.184, 76.223.9.162, UDP_-_EDNS0_4096_D_KN_0x20)
  • gsa.gov/SOA: The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (13.248.142.184, 76.223.9.162, UDP_-_EDNS0_4096_D_KN_0x20)
  • gsa.gov/SOA: The response had an invalid RCODE (SERVFAIL). See RFC 1035, Sec. 4.1.1. (13.248.144.182, UDP_-_NOEDNS__0x20)
  • gsa.gov/TXT: DNSSEC was effectively downgraded because the response had an invalid RCODE (SERVFAIL) with EDNS enabled. See RFC 6891, Sec. 7, RFC 2671, Sec. 5.3. (76.223.9.162, 76.223.24.135, TCP_-_NOEDNS_)
  • gsa.gov/TXT: The DNSSEC records necessary to validate the response could not be retrieved from the server. See RFC 4035, Sec. 3.1.1, RFC 4035, Sec. 3.1.3. (76.223.9.162, 76.223.24.135, UDP_-_EDNS0_4096_D_KN)
  • gsa.gov/TXT: The response had an invalid RCODE (SERVFAIL) until EDNS was disabled (however, this server appeared to respond legitimately to other queries with EDNS enabled). See RFC 6891, Sec. 6.2.6. (76.223.9.162, 76.223.24.135, UDP_-_EDNS0_4096_D_KN)
  • guzmwtf3rp.gsa.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • gsa.gov/DS has errors; select the "Denial of existence" DNSSEC option to see them.
  • gsa.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • gsa.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (3)
  • NSEC3 proving non-existence of gsa.gov/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • NSEC3 proving non-existence of gsa.gov/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
  • gsa.gov/DS has warnings; select the "Denial of existence" DNSSEC option to see them.

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
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DNSSEC authentication graph